# iformula vs extreme schooling

The clearest difference is in-app purchases: iformula at none against extreme schooling's 1. iformula also leads on device support. extreme schooling's advantage is iOS requirement (12.0 vs 17.6). On price there is nothing between them.

Both are free to download. extreme schooling sells 1 in-app purchase, starting at $5.99 per year. iformula asks for nothing beyond the download.

## The numbers

| Metric | iformula | extreme schooling |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/iformula/id325337275/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 69.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 59 MB | 80 MB |
| Requires iOS | 17.6 | **12.0** |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 4+ |
| Developer | [Tobias Werner](https://appshunter.io/developer/325337278) | [Axel Jagemann](https://appshunter.io/developer/1703002558) |

## What reviewers say

### iformula

[App page](https://appshunter.io/ios/app/iformula/id325337275)

This app is a comprehensive math learning platform for students and professionals. It offers a vast library of over 1000 math equations and topics, along with features like search, note-taking, and bookmarking. It aims to eliminate the need for physical math textbooks.

**Highlights:** 1000+ math equations and topics, Full-featured search functionality, Note-taking system, Bookmarking for favorite equations, Dual language support (English & German), Dark mode support

**Features:** macOS Compatibility

**In-app purchases:** none


### extreme schooling

[App page](https://appshunter.io/ios/app/extreme-schooling/id6462405417)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Voller Zugriff | $5.99 | per year |


## Frequently asked questions

### Is iformula free?

iformula is free to download, with no in-app purchases.

### Is extreme schooling free?

extreme schooling is free to download, with in-app purchases available.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*